Home / 146,386.20-219,580.86-51,598.72

Finding the Fourth Proportional to 146,386.20, 219,580.86 and 51,598.72

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Solution

The fourth proportional to 146,386.20, 219,580.86 and 51,598.72 is: 77,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,386.20 : 219,580.86 = 51,598.72 : x
  2. Step 2: Convert to fraction form
    146,386.20/219,580.86 = 51,598.72/x
  3. Step 3: Cross multiply
    146,386.20x = 219,580.86 × 51,598.72
  4. Step 4: Simplify right side
    146,386.20x = 11,330,091,707.91
  5. Step 5: Solve for x
    x = 11,330,091,707.91/146,386.20
  6. Step 6: Final answer
    x = 77,398.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.